Spectrex 20/20CTIN-CTIP Flame Detector - Manual (Page 48)

Spectrex Inc. - SharpEye TM CCTV Model Flame Detector Manual – TM 788100, Rev. A January 2005
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CCTV Wire Type
The wire for the video picture must be Twisted Pair Wire.
Network Wiring UTP
Wire Gauge 24 AWG or thicker
Category Type 2, 3, 4, 5 or better
Impedance 100±20 ohms
DC Loop Resistance 52 ohms per 1,000ft/300m
Differential Capacitance 19pF/ft max